ACTIVE TO PASSIVE VOICE
An imperative sentence begins with a verb. Its subject is you which is not mentioned.
Rule-1: Affirmative Imperative
The passive of an imperative sentence begins with Let. Let follows Object and Object follows Past Participle of Verb (v3).
Structure
Active: Verb + Object
Passive: Let + Object + Be + V3
(a) Active: Do the sum.
Passive: Let the sum be done.
(b) Active: Open your book.
Passive: Let your book be opened.
Change the voice. (a) Open the door. (b) Follow my example. (c) Always speak the truth. (d) Give me a pen. (e) Buy me a book.
Rule-2: Negative Imperative
Passive of Negative imperatives begin with Let not/ Let never, etc:
Structure
Let not + Object + Be + V3
(a) Active: Do not look down upon the poor.
Passive: Let not the poor be looked down upon.
(b) Active: Never tell a lie.
Passive: Let a lie never be told.
Change the voice. (a) Don't mention your name in writing a letter. (b) Do not laugh at the poor. (c) Do not open the door. (d) Do not insult the weak. (e) Don't ask me the question.
Rule-3: Imperative Beginning with LET
Let + object of active voice of an imperative sentence becomes the by + object of passive.
Structure
Active: Let + Object-1 + Verb + Object-2
Passive: Let + Object-2 + Be + V3 + by + Object-1
(a) Active: Let me do the sum.
Passive: Let the sum be done by me.
(b) Active: Let her open the door.
Passive: Let the door be opened by her.
Change the voice. (a) Let us enjoy the film. (b) Let her sing a folk song. (c) Let me say a few words. (d) Let him say whatever he likes. (e) Let me do the sum.
Imperative-Mixed
Change the voice. (a) Pluck me a flower. (b) Buy a shirt for me. (c) Do away with it. (d) Change the form of voice. (e) Please open the door.